<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');

class Welcome extends CI_Controller {

	/**
	 * Index Page for this controller.
	 *
	 * Maps to the following URL
	 * 		http://example.com/index.php/welcome
	 *	- or -  
	 * 		http://example.com/index.php/welcome/index
	 *	- or -
	 * Since this controller is set as the default controller in 
	 * config/routes.php, it's displayed at http://example.com/
	 *
	 * So any other public methods not prefixed with an underscore will
	 * map to /index.php/welcome/<method_name>
	 * @see http://codeigniter.com/user_guide/general/urls.html
	 */

	function __construct()
    {
	    parent::__construct();
	   	$this->load->model('user');
   	}

	public function index()
	{
		 $data['content'] = 'welcome_message';
         $this->load->view('include/template' ,$data);		
	}

	public function register()
	{
		 $data['content'] = 'register'; 
         $this->load->view('include/template' ,$data);	
	}	


	public function main()
	{

		if($this->session->userdata('user_id'))
		{	
			 $this->online($this->session->userdata('user_id'));
			 $data['content'] = 'main';
	         $this->load->view('include/template' ,$data);	
        }
        else
        {
        	redirect('welcome', 'refresh');
        }
	}	

	public function logout()
	{	

		  $this->offline($this->session->userdata('user_id'));
		  $this->session->unset_userdata('user_id');
		  
		  redirect('welcome', 'refresh');
	}

	function online($id)
	{
		write_file($this->config->item('dir').$id.'.stat', '');
	}

	function offline($id)
	{
		unlink($this->config->item('dir').$id.'.stat');
	}



}

/* End of file welcome.php */
/* Location: ./application/controllers/welcome.php */